The Sickle Cell Trait Differs from Sickle Cell Disease in That

question 49

Multiple Choice

The sickle cell trait differs from sickle cell disease in that the child with sickle cell trait:

• A)inherited normal hemoglobin A from one parent and Hb S from the other parent, whereas the child with sickle cell disease has Hb S from both parents.
• B)has a mild form of sickle cell disease that causes sickling during fever and infection, but not during acidosis or hypoxia, whereas the child with sickle cells disease develops sickling during each of these conditions.
• C)has a milder form of the disease that is characterized by vaso-occlusive crises and is believed to result from higher hemoglobin values and viscosity.
• D)has the mildest form of the disease with normal hemoglobin and hemoglobin F, which prevents sickling.

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Definitions:

Monopolistic Competition

Monopolistic competition describes a market structure where numerous firms sell products that are similar but not identical, allowing for competition based on quality, brand, and price.

Long-Run Equilibrium

A state in a market where all factors of production and costs are variable, leading to no economic profit for firms in perfect competition.

Monopolistically Competitive

A market structure characterized by many firms offering products that are similar but not identical, allowing for some degree of market power.

Average Total Cost

Total cost divided by quantity of output produced. Also referred to as average cost.